Chapter.15

练习内容

[{"word":"usual","pronun":"['ju:\u0292u\u0259l\/]","translation":"adj. \u901a\u5e38\u7684; \u5bfb\u5e38\u7684"},{"word":"perhaps","pronun":"[p\u0259(r)'h\u00e6ps\/]","translation":"adv. \u53ef\u80fd;